Cuvette



FIG. 1 is a perspective view of the cuvette;

FIG. 2 is a frontal view of the cuvette;

FIG. 3 is a right side view of the cuvette;

FIG. 4 is a rear view of the cuvette;

FIG. 5 is a left side view of the cuvette;

FIG. 6 is a bottom view of the cuvette; and,

FIG. 7 is a top view of the cuvette. 

The ornamental design for a cuvette, as shown. 